projects / binutils.git / blame
| Commit | Line | Data |
|---|---|---|
| fecd2382 RP |
1 | /* frags.h - Header file for the frag concept. |
| 2 | Copyright (C) 1987 Free Software Foundation, Inc. | |
| a39116f1 RP |
3 | |
| 4 | This file is part of GAS, the GNU Assembler. | |
| 5 | ||
| 6 | GAS is free software; you can redistribute it and/or modify | |
| 7 | it under the terms of the GNU General Public License as published by | |
| 8 | the Free Software Foundation; either version 2, or (at your option) | |
| 9 | any later version. | |
| 10 | ||
| 11 | GAS is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | GNU General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU General Public License | |
| 17 | along with GAS; see the file COPYING. If not, write to | |
| 18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
| fecd2382 RP |
19 | |
| 20 | extern struct obstack frags; | |
| a39116f1 RP |
21 | /* Frags ONLY live in this obstack. */ |
| 22 | /* We use obstack_next_free() macro */ | |
| 23 | /* so please don't put any other objects */ | |
| 24 | /* on this stack! */ | |
| fecd2382 RP |
25 | |
| 26 | /* | |
| 27 | * A macro to speed up appending exactly 1 char | |
| 28 | * to current frag. | |
| 29 | */ | |
| 30 | /* JF changed < 1 to <= 1 to avoid a race conditon */ | |
| 31 | #define FRAG_APPEND_1_CHAR(datum) \ | |
| 32 | { \ | |
| a39116f1 RP |
33 | if (obstack_room( &frags ) <= 1) {\ |
| 34 | frag_wane (frag_now); \ | |
| 35 | frag_new (0); \ | |
| 36 | } \ | |
| 37 | obstack_1grow( &frags, datum ); \ | |
| 38 | } | |
| 39 | ||
| fecd2382 RP |
40 | |
| 41 | #ifdef __STDC__ | |
| 42 | ||
| 43 | char *frag_more(int nchars); | |
| 44 | void frag_align(int alignment, int fill_character); | |
| 45 | void frag_new(int old_frags_var_max_size); | |
| 46 | void frag_wane(fragS *fragP); | |
| 47 | ||
| 48 | char *frag_variant(relax_stateT type, | |
| 49 | int max_chars, | |
| 50 | int var, | |
| 51 | relax_substateT subtype, | |
| 52 | symbolS *symbol, | |
| 53 | long offset, | |
| 54 | char *opcode, | |
| 55 | int pcrel_adjust, | |
| 56 | int bsr); | |
| 57 | ||
| 58 | char *frag_var(relax_stateT type, | |
| 59 | int max_chars, | |
| 60 | int var, | |
| 61 | relax_substateT subtype, | |
| 62 | symbolS *symbol, | |
| 63 | long offset, | |
| 64 | char *opcode); | |
| 65 | ||
| 66 | #else /* __STDC__ */ | |
| 67 | ||
| 68 | char *frag_more(); | |
| 69 | char *frag_var(); | |
| 70 | char *frag_variant(); | |
| 71 | void frag_align(); | |
| 72 | void frag_new(); | |
| 73 | void frag_wane(); | |
| 74 | ||
| 75 | #endif /* __STDC__ */ | |
| 76 | ||
| 77 | /* | |
| 78 | * Local Variables: | |
| 79 | * comment-column: 0 | |
| 80 | * fill-column: 131 | |
| 81 | * End: | |
| 82 | */ | |
| 83 | ||
| 8b228fe9 | 84 | /* end of frags.h */ |